ServletContainerResolver.java

/*
 * Copyright (c) 2001-2007, Inversoft Inc., All Rights Reserved
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific
 * language governing permissions and limitations under the License.
 */
package org.primeframework.mvc.container;

import javax.servlet.ServletContext;
import java.net.MalformedURLException;
import java.net.URL;

import com.google.inject.Inject;

/**
 * This class implements the path resolver using the ServletContext and calling the getRealPath method on that.
 *
 * @author Brian Pontarelli
 */
public class ServletContainerResolver implements ContainerResolver {
  private ServletContext servletContext;

  @Inject
  public ServletContainerResolver(ServletContext servletContext) {
    this.servletContext = servletContext;
  }

  public String getRealPath(String path) {
    return servletContext.getRealPath(path);
  }

  public URL getResource(String path) {
    if (!path.startsWith("/")) {
      path = "/" + path;
    }

    try {
      return servletContext.getResource(path);
    } catch (MalformedURLException e) {
      return null;
    }
  }
}